build(deps): bump scipp from 24.11.2 to 25.1.0 in /requirements

Bumps [scipp](https://github.com/scipp/scipp) from 24.11.2 to 25.1.0.
- [Release notes](https://github.com/scipp/scipp/releases)
- [Commits](scipp/scipp@24.11.2...25.01.0)

---
updated-dependencies:
- dependency-name: scipp
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements/base.txt

@@ -123,7 +123,7 @@ sciline==24.6.3
     # via
     #   -r base.in
     #   essreduce
-scipp==24.11.2
+scipp==25.1.0
     # via
     #   -r base.in
     #   essreduce